CN212874868U

CN212874868U - Cable connector

Info

Publication number: CN212874868U
Application number: CN202022220650.0U
Authority: CN
Inventors: 张海平; 方孟; 张程; 郭鹏飞; 陈硕之
Original assignee: DIANGUANG EXPLOSION-PROOF TECHNOLOGY CO LTD; Zhejiang Xutong Intelligent Technology Co ltd
Current assignee: DIANGUANG EXPLOSION-PROOF TECHNOLOGY CO LTD; Zhejiang Xutong Intelligent Technology Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-04-02
Anticipated expiration: 2030-09-30

Abstract

The application relates to a cable connector, which comprises an outer shell, wherein the outer shell comprises a main pipe body and a pipe sleeve arranged at the front end of the main pipe body; the outer side wall of the front end of the main pipe body is provided with threads, and the pipe sleeve is screwed at the front end of the main pipe body through the threads; an insulation seat is arranged in the pipe sleeve, and a threading hole for the cable branch to penetrate out is formed in the insulation seat; the pipe sleeve is also provided with a fixing piece for limiting and fixing the insulating seat in the pipe sleeve; one side of the fixing piece is mutually compressed with the insulating base. This application has the effect that the convenience was installed the connector.

Description

Cable connector

Technical Field

The present application relates to the field of connectors, and more particularly, to a cable connector.

Background

At present, cable connectors are mainly suitable for signal transmission between internal connections and distribution frames of various digital program-controlled exchanges and photoelectric transmission equipment of transmission equipment bureaus, and are used for transmitting communication equipment such as data, audio, video and the like.

In the related art, chinese patent with application publication No. CN110571539A discloses a cable connector, which aims to improve the waterproof and dustproof effects of the cable connector, the cable connector includes a housing and a front cover detachably connected to each other, a crimping component is disposed in the housing, and a waterproof rubber pad is disposed between the crimping component and the front cover, wherein when the housing is fastened to the front cover, the crimping component and the front cover extrude the waterproof rubber pad to expand along a radial direction. The pressing assembly realizes the connection and fixation between the shell and the front cover by adopting a mode of mutually screwing and fixing the bolt and the nut. The cable connector has better waterproof and dustproof effects.

In view of the above-mentioned related art, the inventor believes that there exists a structure in which the housing and the front cover are fixed to each other by screwing the bolt and the nut to each other; when the two are fixed, the bolts and the nuts need to be screwed and fixed one by one during installation due to the large number of the bolts and the nuts, and the whole installation is complicated; the shell and the front cover are inconvenient to compress and fix.

SUMMERY OF THE UTILITY MODEL

To facilitate installation of the connector, the present application provides a cable connector.

The application provides a cable connector adopts following technical scheme:

a cable connector comprises an outer shell, wherein the outer shell comprises a main pipe body and a pipe sleeve arranged at the front end of the main pipe body; the outer side wall of the front end of the main pipe body is provided with threads, and the pipe sleeve is screwed at the front end of the main pipe body through the threads; an insulation seat is arranged in the pipe sleeve, and a threading hole for the cable branch to penetrate out is formed in the insulation seat; the pipe sleeve is also provided with a fixing piece for limiting and fixing the insulating seat in the pipe sleeve; one side of the fixing piece is mutually compressed with the insulating base.

By adopting the technical scheme, when the cable connector is installed, one end of the pipe sleeve is screwed on the outer side wall of the main pipe body through threads, so that the initial building of the outer shell can be completed; then inserting the insulating seat from an opening at one end of the pipe sleeve, and finally limiting and fixing the insulating seat in the pipe sleeve through a fixing piece; when the cables are connected, the branches of the cables respectively pass through the corresponding threading holes, and the threading holes can provide a relatively stable working environment for the cable branches; the mutual interference among the cable branches is reduced, so that each cable is more stable in working; the whole installation process is more convenient and faster.

Preferably, the fixing piece comprises a gland and a clamp spring; the gland is inserted into the pipe sleeve from an opening on one side, far away from the main pipe body, of the pipe sleeve, an embedding groove is circumferentially arranged on the inner side wall of the pipe sleeve in a surrounding mode, the clamp spring is arranged in the embedding groove, and the clamp spring tightly presses the gland on the outer side wall of the insulating base.

By adopting the technical scheme, when the insulating base is fixed, the gland is firstly inserted into the pipe sleeve from the opening of the pipe sleeve, and then the clamp spring is embedded into the caulking groove; the gland can be limited and fixed under the action of the clamp spring, so that the gland can tightly press the insulating seat in the pipe sleeve; and the condition that the insulating seat is separated from the pipe sleeve along the length direction of the main pipe body can be prevented.

Preferably, a limiting ring is arranged on the inner side wall of the pipe sleeve, and the limiting ring circumferentially surrounds the outer side of the insulating base; the insulating seat comprises a front end part and a rear end part which are coaxially arranged; the diameter of the front end part is larger than that of the rear end part, and one side of the front end part is in contact with the limiting ring.

By adopting the technical scheme, when the insulating base is installed, the rear end part is inserted towards the opening of the pipe sleeve, and the rear end part can smoothly pass through the limiting ring; when the front end moves to contact with the limiting ring, the maximum moving range of the insulating seat can be limited through the limiting ring, so that excessive insertion of the insulating seat can be prevented.

Preferably, the outer side wall of the rear end part is provided with a slot along the wire inlet direction, and the inner side wall of the pipe sleeve is provided with an inserting column facing the slot; the insert column is inserted into the insert groove.

By adopting the technical scheme, when the rear end part is gradually inserted into the pipe sleeve, the inserting column is inserted into the inserting groove and gradually approaches to the front end part; through slot and the mutually supporting of inserting the post, can reduce the circumferential direction of rear end portion in the insertion process, play the effect of direction to the insertion of rear end portion moreover.

Preferably, the gland is provided with a limiting block extending outwards, the outer side wall of the pipe sleeve is provided with a limiting groove with an opening facing the limiting block, and the limiting block is tightly pressed in the limiting groove.

By adopting the technical scheme, when the gland is installed, the limiting block is inserted by aligning to the opening of the limiting groove; under the mutual grafting cooperation in stopper and spacing groove, can reduce the rotation of gland to enable the gland more stable compress tightly fixedly with the insulator tray.

Preferably, a stop block is arranged on the side wall of the limiting block, which deviates from the insulating seat, and the stop block is located at the position of the clamp spring gap.

Through adopting above-mentioned technical scheme, the dog can reduce the circumferential direction of jump ring in the caulking groove to enable more stable compressing tightly the gland of jump ring.

Preferably, the side wall of the gland facing the insulating seat is provided with an insertion block, and the insulating seat is provided with an abdicating groove with an opening facing the insertion block; the insertion block is inserted into the yielding groove.

By adopting the technical scheme, when the gland is installed, the installation of the gland can be foolproof through the inserting block; when inserting the inserted block to the inslot of stepping down, just can realize the alignment each other between gland and insulating seat position this moment, guaranteed the connection stability after both installation finishes.

Preferably, the side wall of the gland facing the insulating seat is further provided with a socket with an opening facing the threading hole, the socket corresponds to the threading hole in one-to-one mode, and the socket is inserted into the threading hole.

By adopting the technical scheme, the inserting columns are inserted into the respective opposite threading holes, so that the connection firmness between the gland and the insulating seat can be further improved, the structural strength of the threading holes can be improved, and the inner side wall of the threading hole is supported; the side wall of the threading hole is not easy to deform.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the cable connector is installed, one end of the pipe sleeve is screwed on the outer side wall of the main pipe body through threads, so that the initial building of the outer shell can be completed; then inserting the insulating seat from an opening at one end of the pipe sleeve, and finally limiting and fixing the insulating seat in the pipe sleeve through a fixing piece; when the cables are connected, the branches of the cables respectively pass through the corresponding threading holes, and the threading holes can provide a relatively stable working environment for the cable branches; the mutual interference among the cable branches is reduced, so that each cable is more stable in working; the whole installation process is more convenient and faster;

2. when the gland is installed, the limiting block is inserted into the opening of the limiting groove in an aligning way; under the mutual grafting cooperation in stopper and spacing groove, can reduce the rotation of gland to enable the gland more stable compress tightly fixedly with the insulator tray.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an exploded view of the partial structure of FIG. 1;

FIG. 3 is an exploded view of a portion of the inner stop collar of the shroud shown in an embodiment of the present application;

fig. 4 is a schematic diagram illustrating an exploded view of a portion of the structure of the back of the gland according to an embodiment of the present application.

Description of reference numerals: 1. an outer housing; 11. a primary tube; 12. pipe sleeve; 121. a limiting ring; 122. inserting a column; 123. a limiting groove; 13. an insulating base; 131. a front end portion; 132. a rear end portion; 133. a slot; 134. a yielding groove; 135. threading holes; 14. caulking grooves; 2. a fixing member; 21. a gland; 211. a limiting block; 212. a stopper; 213. inserting a block; 214. a socket; 121. a limiting ring; 22. and a clamp spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Referring to fig. 1 and 2, a cable connector includes an outer housing 1 with a hollow interior, where the outer housing 1 includes a main tube 11 and a sleeve 12 disposed coaxially and oppositely. The pipe sleeve 12 is located at the front end of the main pipe body 11, a circumferentially surrounding external thread is arranged on the outer side wall of the front end of the main pipe body 11, and one end of the pipe sleeve 12 close to the main pipe body 11 is screwed on the outer side wall of the front end of the main pipe body 11.

As shown in fig. 2 and 3, an insulating base 13 for accommodating cable branches is arranged in the pipe sleeve 12, four threading holes 135 are arranged on the insulating base 13 along the length direction of the main pipe body 11, and the threading holes 135 penetrate through the front side wall and the rear side wall of the insulating base 13. And four threading holes 135 are circumferentially and uniformly spaced and circumferentially arranged. The insulating base 13 includes a front end 131 and a rear end 132 coaxially disposed, the front end 131 and the rear end 132 are both cylindrical and integrally formed, and the diameter of the front end 131 is larger than that of the rear end 132.

As shown in fig. 2 and 3, a stop ring 121 circumferentially surrounding the outer side of the rear end portion 132 is integrally formed on the inner sidewall of the pipe sleeve 12, and the front end portion 131 and the side wall of the stop ring 121 away from the main pipe body 11 are pressed against each other. The outer side wall of the rear end portion 132 is further provided with a slot 133 arranged along the length direction of the main pipe body 11, the inner side wall of the pipe sleeve 12 is fixedly provided with an inserting column 122 opened towards the slot 133, one end of the inserting column 122 is inserted into the slot 133, and the inserting column 122 slides along the length direction of the slot 133.

As shown in fig. 2 and 3, the pipe sleeve 12 is further provided with a fixing member 2 for limiting and fixing the insulating base 13 in the pipe sleeve 12, and the fixing member 2 includes a circular gland 21 and a snap spring 22 for compressing the gland 21. The gland 21 is inserted into the pipe sleeve 12 from an opening on one side of the pipe sleeve 12 far away from the main pipe body 11, the gland 21 is integrally formed with a limiting block 211 extending outwards, a limiting groove 123 with an opening facing the limiting block 211 is formed in the outer side wall of the pipe sleeve 12, and the limiting block 211 is inserted into the limiting groove 123. The limiting block 211 is provided with a rectangular stop block 212 on the side wall departing from the insulating base 13, and the stop block 212 is located at the notch of the clamp spring 22.

As shown in fig. 2 and 4, four sockets 214 corresponding to the threading holes 135 are integrally formed on the side wall of the pressing cover 21 facing the insulating base 13, and the openings of the sockets 214 are opposite to the threading holes 135. And the sockets 214 are inserted into the respective opposite threading holes 135. The pressing cover 21 is further integrally formed with an insertion block 213 located on one side of the socket 214, the insulating base 13 is provided with a yielding groove 134 with an opening facing the insertion block 213, the insertion block 213 is eccentrically arranged, and the insertion block 213 is inserted into the yielding groove 134.

As shown in fig. 2 and 3, a circumferential caulking groove 14 is further provided on the inner sidewall of the pipe sleeve 12, and the caulking groove 14 is located on a side of the gland 21 away from the main pipe body 11. The snap spring 22 is fixedly installed in the embedding groove 14, and the gland 21 presses the insulating base 13 in the pipe sleeve 12 under the action of the snap spring 22.

The implementation principle of the cable connector in the embodiment of the application is as follows: when the cable connector is mounted, one end of the tube sleeve 12 is screwed to the outer side wall of the main pipe body 11, so that the preliminary mounting to the outer housing 1 can be completed. Then, the insulating base 13 is inserted into the pipe sleeve 12 from the opening at one end, the pressing cover 21 is inserted into the pipe sleeve 12 from the opening of the pipe sleeve 12, and the snap spring 22 is inserted into the embedding groove 14. The gland 21 can be limited and fixed under the action of the clamp spring 22, so that the gland 21 can press the insulating base 13 in the pipe sleeve 12. The insulating base 13 is prevented from being removed from the sleeve 12 in the longitudinal direction of the main pipe body 11. When the cables are connected, the threading holes 135 can provide a relatively stable working environment for the cable branches by respectively passing the branches of the cables through the respective opposite threading holes 135. The mutual interference among the cable branches is reduced, so that the operation of each cable branch is more stable. The whole installation process is very convenient and fast.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A cable connector comprising an outer housing (1), characterized in that: the outer shell (1) comprises a main pipe body (11) and a pipe sleeve (12) arranged at the front end of the main pipe body (11); the outer side wall of the front end of the main pipe body (11) is provided with threads, and the pipe sleeve (12) is screwed at the front end of the main pipe body (11) through the threads; an insulating seat (13) is arranged in the pipe sleeve (12), and a threading hole (135) for the cable branch to pass through is formed in the insulating seat (13); the pipe sleeve (12) is also provided with a fixing piece (2) for limiting and fixing the insulating seat (13) in the pipe sleeve (12); one side of the fixing piece (2) is mutually pressed with the insulating base (13).

2. A cable connector according to claim 1, wherein: the fixing piece (2) comprises a gland (21) and a clamp spring (22); the gland (21) is inserted into the pipe sleeve (12) from an opening on one side, far away from the main pipe body (11), of the pipe sleeve (12), an embedding groove (14) is circumferentially arranged on the inner side wall of the pipe sleeve (12), the clamp spring (22) is arranged in the embedding groove (14), and the clamp spring (22) presses the gland (21) on the outer side wall of the insulating seat (13).

3. A cable connector according to claim 2, wherein: a limiting ring (121) is arranged on the inner side wall of the pipe sleeve (12), and the limiting ring (121) circumferentially surrounds the outer side of the insulating seat (13); the insulating seat (13) comprises a front end part (131) and a rear end part (132) which are coaxially arranged; the diameter of the front end part (131) is larger than that of the rear end part (132), and one side of the front end part (131) is in contact with the limiting ring (121).

4. A cable connector according to claim 3, wherein: a slot (133) along the wire inlet direction is formed in the outer side wall of the rear end part (132), and a plug column (122) facing the slot (133) is formed in the inner side wall of the pipe sleeve (12); the insert post (122) is inserted into the insert groove (133).

5. A cable connector according to claim 2, wherein: the pressing cover (21) is provided with a limiting block (211) extending outwards, the outer side wall of the pipe sleeve (12) is provided with a limiting groove (123) with an opening facing the limiting block (211), and the limiting block (211) is pressed in the limiting groove (123).

6. A cable connector according to claim 5, wherein: the side wall of the limiting block (211) departing from the insulating base (13) is provided with a stop block (212), and the stop block (212) is located at the notch of the clamp spring (22).

7. A cable connector according to claim 6, wherein: an inserting block (213) is arranged on the side wall of the gland (21) facing the insulating seat (13), and an abdicating groove (134) with an opening facing the inserting block (213) is arranged on the insulating seat (13); the insertion block (213) is inserted into the yielding groove (134).

8. A cable connector according to claim 2, wherein: the gland (21) still is provided with socket (214) of opening orientation through wires hole (135) on the lateral wall towards insulating seat (13), socket (214) and the position one-to-one of through wires hole (135), just socket (214) insert to through wires hole (135) in.